United Flight 3800 Deals & Information (2025/2026)

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United Flight 3800 Route Deals From $121

The cheapest prices found with in the last 7 days for return flights were $204 and $121 for one-way flights to John Glenn Columbus Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Nov 24 - Fri, Nov 28
SEA
Seattle - Tacoma Intl.
CMH
John Glenn Columbus Intl.
$204 Roundtrip, found 21 hours ago
$204
Roundtrip
found 21 hours ago
Select United flight, departing Mon, Nov 24 from Seattle - Tacoma Intl. to John Glenn Columbus Intl., returning Fri, Nov 28, priced at $204 found 21 hours ago
Sun, Nov 23 - Fri, Nov 28
SEA
Seattle - Tacoma Intl.
CMH
John Glenn Columbus Intl.
$207 Roundtrip, found 21 hours ago
$207
Roundtrip
found 21 hours ago
Select United flight, departing Sun, Nov 23 from Seattle - Tacoma Intl. to John Glenn Columbus Intl., returning Fri, Nov 28, priced at $207 found 21 hours ago
Thu, Oct 23 - Sun, Oct 26
SEA
Seattle - Tacoma Intl.
CMH
John Glenn Columbus Intl.
$211 Roundtrip, found 5 days ago
$211
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 23 from Seattle - Tacoma Intl. to John Glenn Columbus Intl., returning Sun, Oct 26, priced at $211 found 5 days ago

Frequently asked questions

What route does flight number UA3800 take?
UA3800 flies direct between IAD and Wilmington Intl. Airport (ILM) in roughly 1 hour and 24 minutes. It can sometimes take other routes though, some of which could be multi-stop trips. Keep this in mind when booking your seat to avoid any mix-ups.
What kind of plane is on flight number UA3800?
UA3800 is a flight number that is used on lots of different routes. If you're traveling on its most popular one, IAD to Wilmington, NC Airport (ILM-Wilmington Intl.), there's a good chance you'll be on a Bombardier CRJ.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA3800 flight with Travelocity, please visit our Customer Service Portal.